Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e28b0fc6a868f62cdb7a56a378940acd10f27aaa1f18767f0b3d144f182f42ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^